While Charon is currently listed as a satellite or moon by the International Astronomical Union (IAU), consideration is being given to it perhaps being classified as a dwarf planet in its own right, ...

Beautiful photos of the six planets aligned in the night sky have emerged online. Mars, Jupiter, Uranus, Neptune, Venus and ...

You probably know about the buildings or train station named for President Biden, but he's also the namesake for a dwarf ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

Six planets are still aligned in London skies tonight (Sunday, January 26) and will remain so until about mid-February. So if ...

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

Skywatchers: A six-planet alignment peaks this week as Mars, Jupiter, Uranus, Neptune, Venus, and Saturn come together for ...

In 2005, Eris was discovered. It was considered the largest known dwarf planet in the solar system until a year later when Pluto was downgraded from being a planet. In 2008, tribal violence ...

A six-planet alignment or parade will form an arc in the early night sky, peaking in it's visibility Jan. 17-18. We let you ...

A powerful new tool comes online this year that could help astronomers locate the mysterious planet hiding somewhere beyond ...